/* 页头部分 */
.yetou {
    height: 100px;
    border: 1px solid rgba(143, 138, 138, 0.4);
    margin-top: 20px;
    margin-bottom: 20px;
    padding: 10px ;
    box-shadow: 5px 5px 5px 1px rgba(143, 138, 138, 0.4);  
}
.ccut {
    width: 200px;
    margin-top: 5px;
}
.navbar-collapse {
    margin-left: 15px;
}
.touxiang {
    width: 80px;
    padding-top: 15px;
    padding-right: 30px;
    border-radius: 100%;
}
.daohang {
    border: 0;
    background-color: white;
    width: 520px;
    padding-top: 10px;
    float: left;
}
/* 轮播图 */
.lunbo {
    border: 1px solid rgba(143, 138, 138, 0.4);
    box-shadow: 5px 5px 5px 1px rgba(143, 138, 138, 0.4);
}
.item img {
    background-repeat:repeat;
}
/* 两部分整体 */
.liangbufen{
    margin-top: 20px;
    /* margin-left: -5px;
    margin-right: -5px; */
}
/* 任务中心 */
.renwu {
    /* padding-left: 5px;
    padding-right: 5px; */
    height: 558px;
    border: 1px solid rgba(143, 138, 138, 0.4);
    box-shadow: 5px 5px 5px 1px rgba(143, 138, 138, 0.4);     
}
.dazi {
    font-size: 21px;
    border-left:10px solid blue ;
    padding-left: 10px;   
    margin-top: 30px;
    margin-bottom: 20px;
}
.nav-stacked li {
    border-top:1px solid rgb(218, 211, 211) ;  
}
.nav-stacked li a {
    color: rgb(75, 74, 74);
}
.jiantou {
    float: right;
}
.yuansu1 {
    width: 50px;
    font-size: 14px;
    color: rgb(101, 99, 99);
    float: left;
    margin-left: 50px ;
    margin: 40px 120px;
}
.yaunsu2 {
    float: left;
}
.yaunsu3 {
    float: right;
}
/* 在线学习 */
.zaixianxuexi {
    /* padding-left: 5px;
    padding-right: 5px; */
    border: 1px solid rgba(143, 138, 138, 0.4);
    box-shadow: 5px 5px 5px 1px rgba(143, 138, 138, 0.4); 
}
.gengduo {
    float: right;
    font-size: 15px;
    margin-top: 5px;
    margin-bottom: 5px;
}
.zaixian {
    width: 220px;
    margin-bottom: 10px;
}
/* 试卷中心 */
.shijuan {
    margin-top: 20px;
    border: 1px solid rgba(143, 138, 138, 0.4);
    box-shadow: 5px 5px 5px 1px rgba(143, 138, 138, 0.4);  
    margin-bottom: 20px;
    padding-bottom: 52px;
}
.shijuandazi {
    border-left:10px solid blue ;
    margin-left: 20px;
    padding-left: 5px;
    font-size: 21px;
    margin-top: 30px;
    margin-bottom: 20px;
}
.col-md-3 {
    width: 230px;
    margin-left: 7px;
    margin-bottom: 2px;
    border: 1px solid rgba(143, 138, 138, 0.4);
    box-shadow: 5px 5px 5px 1px rgba(143, 138, 138, 0.4);  
}
.col-md-3 img {
    width: 100px;
    float: right;
}
.col-md-3 p{
    float: left;
}

.juanzineirong {
    color: rgb(96, 96, 96);
    font-size: 3px;
}
.zuo {
    float: left;
    margin-top: 20px;
    margin-bottom: 30px;
}
.you {
    float: right;
    margin-top: 20px;
}
/* 页尾 */
.yewei {
    margin-top: 20px;
    border: 1px solid rgba(143, 138, 138, 0.4);
    box-shadow: 5px 5px 5px 1px rgba(143, 138, 138, 0.4);  
    margin-bottom: 30px;
}
.weiccut {
    width: 100px;
    margin-left: 100px;
    margin-top: 15px;
}
.lianxi img {
    width: 30px;
    margin-top: 15px;
}
.weixin {
    margin-left: 70px;
}
.breadcrumb {
    background-color: white;
    width: 500px;
    margin-top: 15px;
}